📄 sample13.jsp
字号:
<%@ page language="java" contentType="text/html; charset=gb2312"%>
<jsp:useBean id="fwrBean" class="ch9.FileWRBean" scope="session"/>
<%@ page import="java.io.*"%>
<html>
<head>
<title>留言板</title>
</head>
<body>
<%
String path = request.getRealPath("/")+"file4.txt";
fwrBean.setPath(path);
request.setCharacterEncoding("GBK");
String str_writtn = request.getParameter("textarea");
if (str_writtn!=null)
{
fwrBean.setStr_written(str_writtn);
fwrBean.WriteAppend();
}
fwrBean.ReadFile();
if (fwrBean.getStr_read()!=null)
out.println(fwrBean.getStr_read());
%>
<center>
<form name="form1" action="sample13.jsp" method="post" >
<p align="center">请留言:</p>
<p align="center">
<textarea name="textarea" cols="50" rows="10"></textarea>
</p>
<p align="center">
<input type="submit" value="提交">
<input type="reset" value="重填">
</p>
</form>
</center>
</body>
</html>
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